<HTML><HEAD> <META charset=US-ASCII http-equiv=Content-Type content="text/html; cha= rset=US-ASCII"> <META content="MSHTML 6.00.2800.1106" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #fffff= f"> <DIV> <DIV>In a message dated 8/12/2004 3:30:50 AM Pacific Standard Time, mfarrel2= @tampabay.rr.com writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"><FONT face=Arial>I wondered about enlarging the hole over time = though. Perhaps it would be<BR>better to use a self-centering punch to mark = the key bottom with the jig,<BR>remove the jig, and then drill</FONT></BLOCK= QUOTE></DIV> <DIV>The hole does enlarge slowly, but can be peened back down. I've used th= e same jig for I think four sets of keys. One could also make a marking punc= h out of a keypin, I guess. I like the way the jig helps guide the drill bit= .</DIV> <DIV> </DIV> <DIV>Bob Davis</DIV></BODY></HTML>